Yarn



FIG. 1 is a perspective view of a yarn showing my new design;

FIG. 2 is a right side elevational view, the left side elevational view being a mirror image thereof;

FIG. 3 is a front elevational view, the rear elevational view being a mirror image thereof; and,

FIG. 4 is a top plan view, the bottom plan view being a mirror image thereof.

The yarn is shown broken away and embraced by a bracket in the FIGS. 1, 3, and 4 views in order to indicate that the length of the yarn is indefinite and that the claim is not directed to a specific length. The brackets depicted form no part of the claimed design. 

The ornamental design for a yarn, as shown and described. 